CN213631439U

CN213631439U - High-efficient drying device of lithium cell raw materials production usefulness

Info

Publication number: CN213631439U
Application number: CN202022628884.9U
Authority: CN
Inventors: 王辉; 乔艳红; 王洋; 王怀悦
Original assignee: Hebei Lingdian New Energy Technology Co ltd
Current assignee: Hebei Lingdian New Energy Technology Co ltd
Priority date: 2020-11-14
Filing date: 2020-11-14
Publication date: 2021-07-06
Anticipated expiration: 2030-11-14

Abstract

The utility model discloses a high-efficient drying device of lithium battery raw materials production usefulness, including a jar body, electric heating pipe, straight barrel, driving motor, feed opening and solenoid valve, install the heat conduction housing on the inside wall of lower part in the jar body, and equidistant the inlaying has electric heating pipe on the lateral wall of heat conduction housing, the central point department of putting of jar body bottom has seted up the ladder draw-in groove, the inside axial of straight barrel is provided with the roller, and equidistant helical blade that is provided with on the inside roller lateral wall of straight barrel, the jar body bottom mounting in the ladder draw-in groove outside has the locating rack, driving motor's output passes through the shaft coupling and is connected with the bottom fixed of roller, the feed opening has been seted up to the jar body bottom symmetry in the locating rack outside, and the solenoid valve is. The utility model discloses not only realized the comprehensive circulation of raw materials and heated to improve the drying efficiency of raw materials greatly, improved unloading and maintenance efficiency moreover.

Description

High-efficient drying device of lithium cell raw materials production usefulness

Technical Field

The utility model relates to a lithium cell production technical field specifically is a high-efficient drying device of lithium cell raw materials production usefulness.

Background

The lithium battery is a battery using a nonaqueous electrolyte solution and lithium metal or a lithium alloy as a negative electrode material. Compared with other conventional batteries, the battery has the advantages of higher energy density and higher power density. In the production process of the lithium battery, the negative electrode material of the lithium battery is generally prepared by taking carbon microspheres and activated carbon as raw materials and adopting a physical mixing method to obtain different mass ratios, and the obtained finished product needs to be dried before being used for producing the lithium battery.

However, the existing drying equipment is similar to a conventional reaction kettle, generally adopts a working mode of electric heating and paddle stirring, has an uneven heating surface, and has poor turning effect of raw material particles, so that the actual drying effect is difficult to reach the expected level; in addition, in the conventional box-type drying equipment, a small amount of raw materials are attached to the inner wall or condensed at corners, so that incomplete discharging and inconvenient post-treatment are caused. Therefore, the technical personnel in the field provide a high-efficient drying device for producing lithium battery raw materials, so as to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient drying device of lithium battery raw materials production usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-efficiency drying device for lithium battery raw material production comprises a tank body, an electric heating pipe, a straight barrel body, a driving motor, a feed opening and a solenoid valve, wherein a heat-conducting housing is installed on the inner side wall of the middle lower part of the tank body, the electric heating pipe is embedded on the outer side wall of the heat-conducting housing at equal intervals, a stepped clamping groove is formed in the central position of the bottom end of the tank body, the straight barrel body is installed inside the tank body above the stepped clamping groove, a roller shaft is axially arranged inside the straight barrel body, spiral blades are arranged on the outer side wall of the roller shaft inside the straight barrel body at equal intervals, the upper end and the lower end of the roller shaft extend to the outside of the straight barrel body, a positioning frame is fixed at the bottom end of the tank body outside the stepped clamping groove, the driving motor is installed at the bottom end of the positioning frame, and the bottom of feed opening all installs the solenoid valve to the bottom of solenoid valve all communicates there is the discharging pipe.

As a further aspect of the present invention: the tank body, the heat conduction housing and the feed opening are all in a conical structure, and the diameters of the tank body, the heat conduction housing and the feed opening are linearly reduced from top to bottom.

As a further aspect of the present invention: the electric heating pipe is in a spiral coiling structure.

As a further aspect of the present invention: and a flange ring is arranged on the outer side wall of the bottom of the straight cylinder body, and the bottom of the flange ring and the top of the stepped clamping groove are mutually nested to form a limiting structure.

As a further aspect of the present invention: through grooves are symmetrically formed in the outer walls of the upper side and the lower side of the straight cylinder body.

As a further aspect of the present invention: the upper end and the lower end of the roll shaft are rotationally connected with the outer wall of the straight cylinder body through a bearing seat.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the spiral coiling type embedded electric heating pipe is arranged on the outer side wall of the heat conduction housing, so that heat is uniformly conducted to the inner side through the heat conduction housing, the raw materials are comprehensively heated, meanwhile, the driving motor drives the roller shaft in the bearing seat to rotate at a constant speed, the raw materials at the bottom enter the straight barrel through the through groove, rotate and rise under the action of the spiral blade, and finally fall back to the top, and the circulation is carried out, so that the drying efficiency of the raw materials is greatly improved;

2. because jar body, heat conduction housing and feed opening all are circular cone column structure, and the diameter all from the top down the linearity reduce, the raw materials gliding of being convenient for avoids local attached to or condenses to through the spacing joint between ladder draw-in groove, the flange circle, the location dismouting of the straight barrel of being convenient for, thereby improved unloading and maintenance efficiency.

Drawings

FIG. 1 is a schematic perspective view of an efficient drying apparatus for producing lithium battery raw materials;

FIG. 2 is a schematic diagram of a front view cross-sectional structure of an efficient drying device for producing lithium battery raw materials;

fig. 3 is a schematic view of a three-dimensional structure of a straight cylinder in the efficient drying device for producing lithium battery raw materials.

In the figure: 1. a tank body; 2. a thermally conductive housing; 3. an electric heating tube; 4. a stepped neck; 5. a straight cylinder body; 6. a flange ring; 7. a through groove; 8. a roll shaft; 9. a helical blade; 10. a bearing seat; 11. a positioning frame; 12. a drive motor; 13. a feeding port; 14. an electromagnetic valve; 15. and (4) discharging the pipe.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a high-efficiency drying device for producing lithium battery raw materials comprises a tank body 1, an electric heating tube 3, a straight cylinder body 5, a driving motor 12, a feed opening 13 and a solenoid valve 14, wherein a heat conducting housing 2 is installed on the inner side wall of the middle lower portion of the tank body 1, the electric heating tube 3 is embedded on the outer side wall of the heat conducting housing 2 at equal intervals, a stepped clamping groove 4 is formed at the central position of the bottom end of the tank body 1, the straight cylinder body 5 is installed inside the tank body 1 above the stepped clamping groove 4, a roller 8 is axially arranged inside the straight cylinder body 5, helical blades 9 are arranged on the outer side wall of the roller 8 inside the straight cylinder body 5 at equal intervals, the upper end and the lower end of the roller 8 both extend to the outside of the straight cylinder body 5, a positioning frame 11 is fixed at, the output of driving motor 12 passes through the bottom fixed connection of shaft coupling and roller 8, and feed opening 13 has been seted up to 1 bottom symmetry of the jar body in the locating rack 11 outside, and solenoid valve 14 is all installed to the bottom of feed opening 13 to solenoid valve 14's bottom all communicates there is discharging pipe 15.

In fig. 2: the tank body 1, the heat-conducting housing 2 and the feed opening 13 are all in a conical structure, and the diameters of the tank body 1, the heat-conducting housing 2 and the feed opening 13 are all reduced linearly from top to bottom, so that raw materials can slide down conveniently, and local adhesion or condensation is avoided; the upper end and the lower end of the roll shaft 8 are rotationally connected with the outer wall of the straight cylinder body 5 through a bearing seat 10, so that automatic friction is reduced, and the stable operation of the roll shaft 8 is maintained;

in fig. 2 and 3: the electric heating pipe 3 is in a spiral winding structure and is used for releasing heat in a surrounding mode and supplying heat comprehensively; a flange ring 6 is arranged on the outer side wall of the bottom of the straight cylinder body 5, and the bottom of the flange ring 6 and the top of the stepped clamping groove 4 are mutually nested to form a limiting structure, so that the positioning and the installation are convenient; the outer walls of the upper side and the lower side of the straight cylinder body 5 are symmetrically provided with through grooves 7, so that the raw materials can be conveniently output and input in the straight cylinder body 5.

The utility model discloses a theory of operation is: firstly, the electric heating tube 3 is started, because the electric heating tube 3 is spirally coiled and embedded on the outer side wall of the heat-conducting shield 2, namely, the heat is released in a surrounding way, so that the heat is uniformly conducted to the inner side through the heat conduction housing 2, after preheating is finished, the upper cover of the tank body 1 is opened at the moment, raw material particles for producing the lithium battery are put into the tank body 1, so that the raw material is heated completely, then the driving motor 12 is started to drive the roller shaft 8 in the bearing seat 10 to rotate at a constant speed, the raw material at the bottom of the tank body 1 enters the straight cylinder body 5 through the two through grooves 7 at the bottom and rotates and rises under the action of the helical blades 9, at the same time, the straight cylinder 5 is used for secondary heating, and finally falls back to the top of the tank body 1 through the two through grooves 7 at the top, the circulation promotes all the raw materials to be fully stirred and heated, thereby greatly improving the drying efficiency of the raw materials;

in addition, because jar body 1, heat conduction housing 2 and feed opening 13 all are the coniform structure, and the diameter all from the top down the linearity reduces, the raw materials gliding of being convenient for avoids local attached to or condense, and the raw materials after through 14 automatic control of solenoid valve stoving are exported via discharging pipe 15, thereby unloading efficiency has been improved, after the stoving of accomplishing a plurality of batches of raw materials, can directly relieve the spacing joint between ladder draw-in groove 4, the flange circle 6, upwards take out straight barrel 5, carry out simply washing respectively to jar body 1 again, straight barrel 5 can drop into use once more.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-efficiency drying device for lithium battery raw material production comprises a tank body (1), an electric heating pipe (3), a straight barrel body (5), a driving motor (12), a feed opening (13) and an electromagnetic valve (14), and is characterized in that a heat-conducting housing (2) is installed on the inner side wall of the middle lower part of the tank body (1), the electric heating pipe (3) is embedded on the outer side wall of the heat-conducting housing (2) at an equal interval, a stepped clamping groove (4) is formed in the central position of the bottom end of the tank body (1), the straight barrel body (5) is installed inside the tank body (1) above the stepped clamping groove (4), a roller shaft (8) is axially arranged inside the straight barrel body (5), spiral blades (9) are arranged on the outer side wall of the roller shaft (8) inside the straight barrel body (5) at an equal interval, and the upper end and the lower end of, the utility model discloses a ladder draw-in groove (4) outside, including the jar body (1) bottom mounting have locating rack (11), and the bottom of locating rack (11) installs driving motor (12), the output of driving motor (12) passes through the bottom fixed connection of shaft coupling with roller (8), feed opening (13) have been seted up to the jar body (1) bottom symmetry in the locating rack (11) outside, and solenoid valve (14) are all installed to the bottom of feed opening (13) to the bottom of solenoid valve (14) all communicates there is discharging pipe (15).

2. The efficient drying device for the production of the lithium battery raw material as claimed in claim 1, wherein the tank body (1), the heat-conducting casing (2) and the feed opening (13) are all in a conical structure, and the diameters of the tank body (1), the heat-conducting casing (2) and the feed opening (13) are linearly reduced from top to bottom.

3. The efficient drying device for the production of the lithium battery raw material as claimed in claim 1, wherein the electric heating tube (3) is in a spiral winding structure.

4. The efficient drying device for the production of the lithium battery raw material as claimed in claim 1, wherein a flange ring (6) is arranged on the outer side wall of the bottom of the straight cylinder (5), and the bottom of the flange ring (6) and the top of the stepped clamping groove (4) are nested with each other to form a limiting structure.

5. The efficient drying device for the production of the lithium battery raw material as claimed in claim 1, wherein the outer walls of the upper and lower sides of the straight cylinder (5) are symmetrically provided with through grooves (7).

6. The efficient drying device for the lithium battery raw material production as claimed in claim 1, wherein the upper end and the lower end of the roll shaft (8) are rotatably connected with the outer wall of the straight cylinder body (5) through a bearing seat (10).